18 Oct 2012

Vanished and Endangered

Extinction of Animals
  1. An animals which no longer exist is called extinct animal. 
  2. Extinction happens when all animals of that species dies.
  3. Example of animals that are extinct : dinosaur, dodo bird, and mammoth.
Mammoth
Dinosaur

Dinosaur and mammoth become extinct because of the change of climate on the earth
Dodo Bird
The dodo bird is no longer exist because of the human activities such as excessive hunting and destruction of habitats.

Endangered species
  1. Endangered species means that  animals and plants that are getting fewer and eventually become extinct. Hence, action is needed to protect the rare animal and plant species.
  2. Example of animals that are rare : Orang Utan and Panda. 
  3. Example of rare plants : Rafflesia and pitcher plant.
Orang Utan
Panda
Rafflesia

Pitcher Plant

Animals and plants that are endangered

Human activities
  1. Human activities are the reason that cause animals ad plants are facing the threat of extinction.
  2. Illegal excessive logging
Excessive logging
  • Human cut down trees to get wood, clear land and farming.
  • Cause many habitats to be destroyed- No food and shelter.
     3.  Illegal and excessive hunting

Illegal hunting
  • many animals die without the chance to breed and reproduce.
  • Examples: Hunters kill tiger for skins while elephant for tusks.
Tiger skin
Elephant trusks
     4.  Excessive development

  • People clear forest for housing and and more land as development.

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